CN219212763U

CN219212763U - Part clamping and fixing mechanism

Info

Publication number: CN219212763U
Application number: CN202223460369.XU
Authority: CN
Inventors: 汤晓童
Original assignee: Suzhou Shengmeite Die Casting Technology Co ltd
Current assignee: Suzhou Shengmeite Die Casting Technology Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-06-20
Anticipated expiration: 2032-12-23

Abstract

The utility model discloses a part clamping and fixing mechanism, which comprises: the base, an installation groove has been seted up to the upper surface of base, the lower part embedding of a stopper install in the installation groove, the upper surface of stopper has an ascending bellying, be provided with a plurality of on this bellying be used for with part complex joint portion, install a rotatable lever through a round pin axle in the stopper, the one end of this lever has upwards stretches out the trip portion of stopper and the end position portion that extends to the direction of keeping away from the round pin axle, be connected through a spring that is in extrusion state between the lower surface of end position portion and the base. The utility model is convenient for installing the parts, can always maintain the stability of limiting acting force on the parts, avoids the situation that the parts deviate or even fall off when being acted by external force in the polishing process, and improves the stability and consistency of the processing.

Description

Part clamping and fixing mechanism

Technical Field

The utility model relates to the technical field of surface treatment, in particular to a part clamping and fixing mechanism.

Background

At present, the surface treatment technology of metals is the most widely and successfully applied technology in the industries of automobiles, building materials, medical treatment and the like. Through surface treatment, the metal material can be endowed with the functions of beautiful appearance, good corrosion resistance, wear resistance, insulativity and the like on the surface, thereby meeting different design requirements. In the polishing process, if the parts cannot be firmly fixed, the parts can deviate or even fall off when being subjected to external force in the polishing process, and the polishing efficiency is affected.

Disclosure of Invention

The utility model mainly aims to provide the part clamping and fixing mechanism which is convenient for installing parts, can always maintain the stability of limiting acting force on the parts, avoids the situation that the parts deviate or even fall off when being subjected to external force in the polishing process, and improves the stability and consistency of processing.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a part clamping fixture comprising: the upper surface of the base is provided with a mounting groove, the lower part of a limiting block is embedded and mounted in the mounting groove, the upper surface of the limiting block is provided with an upward protruding part, and the protruding part is provided with a plurality of clamping parts for being matched with the parts;

the limiting block is internally provided with a rotatable lever through a pin shaft, one end of the lever is provided with a clamping hook part extending upwards from the limiting block and a stopping part extending towards a direction far away from the pin shaft, the upper end of the clamping hook part positioned at the outer side of one end of the protruding part is used for being embedded into a clamping groove at one end of the part, and the lower surface of the stopping part is connected with the base through a spring in an extrusion state.

The further improved scheme in the technical scheme is as follows:

1. in the scheme, the pin shaft is arranged close to one end of the lever, which is provided with the clamping hook part.

2. In the scheme, the base is provided with the guide groove for embedding the lower part of the spring.

3. In the scheme, the base and the limiting block are provided with the strip-shaped clearance grooves corresponding to the rotatable levers.

4. In the scheme, the inner walls of the strip-shaped position avoiding grooves, which are positioned on the two sides of the clamping hook part, are respectively provided with an arc-shaped groove.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

according to the part clamping and fixing mechanism, the rotatable lever is arranged in the limiting block through the pin shaft, one end of the lever is provided with the clamping hook part extending upwards from the limiting block and the stopping part extending upwards from the direction away from the pin shaft, the upper end of the clamping hook part positioned at the outer side of one end of the protruding part is used for being embedded into the clamping groove at one end of the part, the lower surface of the stopping part is connected with the base through the spring in an extrusion state, the part is limited in one direction through the clamping part, the part is limited in the second direction through the clamping hook part matched with the part, and the part is conveniently installed through the matching of the spring and the rotatable lever, the stability of limiting acting force on the part can be always kept, the situation that the part is offset or even falls off under the action of external force in the polishing process is avoided, and the processing stability and consistency are improved.

Drawings

FIG. 1 is a schematic view of a part clamping fixture of the present utility model with parts installed;

FIG. 2 is a schematic view of the structure of the part clamping fixture of the present utility model without parts installed;

FIG. 3 is a schematic cross-sectional view of the part clamping fixture of the present utility model.

In the above figures: 100. a part; 101. a clamping groove; 1. a base; 2. a mounting groove; 3. a limiting block; 4. a boss; 41. a clamping part; 5. a pin shaft; 6. a lever; 61. a hook part; 62. a stop portion; 7. a spring; 82. a strip-shaped clearance groove; 83. an arc-shaped groove.

Description of the embodiments

The present patent will be further understood by the specific examples given below, which are not intended to be limiting.

Example 1: a part clamping fixture comprising: the device comprises a base 1, wherein an installation groove 2 is formed in the upper surface of the base 1, the lower part of a limiting block 3 is embedded and installed in the installation groove 2, the upper surface of the limiting block 3 is provided with an upward protruding part 4, and the protruding part 4 is provided with a plurality of clamping parts 41 for being matched with the part 100;

the parts are arranged on the protruding parts of the limiting block, the shapes of the protruding parts are similar to those of the parts, and the plurality of clamping parts on the protruding parts are matched with the clamping grooves at the lower parts of the parts in a clamping mode, so that the parts are positioned in one direction;

a rotatable lever 6 is mounted in the limiting block 3 through a pin 5, one end of the lever 6 is provided with a clamping hook portion 61 extending upwards out of the limiting block 3 and a stop portion 62 extending in a direction away from the pin 5, the upper end of the clamping hook portion 61 located at the outer side of one end of the protruding portion 4 is used for being embedded into a clamping groove 101 at one end of the part 100, and the lower surface of the stop portion 62 is connected with the base 1 through a spring 7 in an extrusion state.

The pin 5 is disposed near one end of the lever 6 having the hook portion 61.

The base 1 and the limiting block 3 are provided with strip-shaped avoidance grooves 82 corresponding to the rotatable lever 6.

Example 2: a part clamping fixture comprising: the device comprises a base 1, wherein an installation groove 2 is formed in the upper surface of the base 1, the lower part of a limiting block 3 is embedded and installed in the installation groove 2, the upper surface of the limiting block 3 is provided with an upward protruding part 4, and the protruding part 4 is provided with a plurality of clamping parts 41 for being matched with the part 100;

a rotatable lever 6 is arranged in the limiting block 3 through a pin shaft 5, one end of the lever 6 is provided with a clamping hook part 61 extending upwards out of the limiting block 3 and a stop part 62 extending in a direction far away from the pin shaft 5, the upper end of the clamping hook part 61 positioned at the outer side of one end of the protruding part 4 is used for being embedded into a clamping groove 101 at one end of the part 100, and the lower surface of the stop part 62 is connected with the base 1 through a spring 7 in an extrusion state;

after the part is placed in a proper position, the lever with the stop part at one end has a trend of upward rotation under the action of the spring in a compressed state, so that the clamping hook part on the lever is correspondingly embedded into the clamping groove on the part and applies an upward acting force to the part, multidirectional limiting of the part is realized, and the part is prevented from shifting when the upper surface of the part is polished by the polishing mechanism.

The base 1 is provided with the guide groove 81 for embedding the lower part of the spring 7, and the larger the pressure applied to the part by the polishing mechanism is, the larger the reaction force provided by the spring is, so that the more stable the clamping hook part embedded in the clamping groove limits the part, and the polishing efficiency and effect on the part are improved.

The inner walls of the strip-shaped avoidance grooves 82 positioned on the two sides of the hook portion 61 are respectively provided with an arc-shaped groove 83.

The working principle of the utility model is as follows:

before polishing, firstly, placing the part on a bulge part of a limiting block, which is similar to the part in shape, so that a plurality of clamping parts on the bulge part are matched with clamping grooves at the lower part of the part in a clamping way, and positioning the part in one direction is realized;

after the part is placed in a proper position, the lever with the stop part at one end has a trend of upward rotation under the action of the spring in a compressed state, so that the clamping hook part on the lever is correspondingly embedded into the clamping groove on the part and applies an upward acting force to the part, multidirectional limiting of the part is realized, the part is prevented from shifting when the upper surface of the part is polished by the polishing mechanism, the greater the pressure applied to the part by the polishing mechanism is, the greater the reaction force provided by the spring is, and the more stable the clamping hook part embedded into the clamping groove limits the part, so that the polishing efficiency and effect on the part are improved.

By adopting the part clamping and fixing mechanism, the part is limited in one direction through the clamping part, the part is limited in the second direction through the clamping hook part matched with the part, and the part is conveniently installed through the matching of the spring and the rotatable lever, the stability of limiting acting force on the part can be always maintained, the situation that the part is deviated or even falls off when the part is subjected to external force in the polishing process is avoided, and the stability and consistency of the processing are improved.

The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.

Claims

1. A part clamping fixture comprising: base (1), its characterized in that: the upper surface of the base (1) is provided with a mounting groove (2), the lower part of a limiting block (3) is embedded and mounted in the mounting groove (2), the upper surface of the limiting block (3) is provided with an upward protruding part (4), and the protruding part (4) is provided with a plurality of clamping parts (41) for being matched with the part (100);

a rotatable lever (6) is arranged in the limiting block (3) through a pin shaft (5), one end of the lever (6) is provided with a clamping hook portion (61) extending upwards out of the limiting block (3) and a stopping portion (62) extending towards a direction far away from the pin shaft (5), the upper end of the clamping hook portion (61) located at the outer side of one end of the protruding portion (4) is used for being embedded into a clamping groove (101) at one end of the part (100), and the lower surface of the stopping portion (62) is connected with the base (1) through a spring (7) in an extrusion state.

2. The parts clamp fixture of claim 1, wherein: the pin shaft (5) is arranged close to one end of the lever (6) with the clamping hook part (61).

3. The parts clamp fixture of claim 1, wherein: the base (1) is provided with a guide groove for embedding the lower part of the spring (7).

4. The parts clamp fixture of claim 1, wherein: the base (1) and the limiting block (3) are respectively provided with a strip-shaped clearance groove (82) corresponding to the rotatable lever (6).

5. The parts clamp fixture of claim 4, wherein: the inner walls of the strip-shaped avoidance grooves (82) positioned on the two sides of the clamping hook part (61) are respectively provided with an arc-shaped groove (83).